A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).
Classification: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
NSN 6110-01-196-5496
NSN 6130-00-733-2894
NSN 4140-01-108-9084
NSN 6220-01-051-2989
NSN 5950-00-944-0196
NSN 6320-01-192-0332
NSN 5935-01-035-4326
NSN 6220-01-030-7338
NSN 6135-01-455-2233
NSN 5996-00-825-7240
NSN 6150-01-027-2629
NSN 5965-01-605-1753